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  • Committer: Björn Påhlsson
  • Date: 2010-09-09 22:06:10 UTC
  • mto: (237.7.1 mandos)
  • mto: This revision was merged to the branch mainline in revision 270.
  • Revision ID: belorn@fukt.bsnet.se-20100909220610-fcpkaykznlq22oaw
minor debug info for plugin-runner.
Commit before merge

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#!/usr/bin/python
2
2
# -*- mode: python; coding: utf-8 -*-
3
 
4
 
# Mandos Monitor - Control and monitor the Mandos server
5
 
6
 
# Copyright © 2009-2012 Teddy Hogeborn
7
 
# Copyright © 2009-2012 Björn Påhlsson
8
 
9
 
# This program is free software: you can redistribute it and/or modify
10
 
# it under the terms of the GNU General Public License as published by
11
 
# the Free Software Foundation, either version 3 of the License, or
12
 
# (at your option) any later version.
13
 
#
14
 
#     This program is distributed in the hope that it will be useful,
15
 
#     but WITHOUT ANY WARRANTY; without even the implied warranty of
16
 
#     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17
 
#     GNU General Public License for more details.
18
 
19
 
# You should have received a copy of the GNU General Public License
20
 
# along with this program.  If not, see
21
 
# <http://www.gnu.org/licenses/>.
22
 
23
 
# Contact the authors at <mandos@recompile.se>.
24
 
25
 
 
26
 
from __future__ import (division, absolute_import, print_function,
27
 
                        unicode_literals)
28
 
 
29
 
from future_builtins import *
 
3
 
 
4
from __future__ import division, absolute_import, with_statement
30
5
 
31
6
import sys
32
7
import os
46
21
 
47
22
import locale
48
23
 
49
 
locale.setlocale(locale.LC_ALL, '')
 
24
locale.setlocale(locale.LC_ALL, u'')
50
25
 
51
26
import logging
52
27
logging.getLogger('dbus.proxies').setLevel(logging.CRITICAL)
53
28
 
54
29
# Some useful constants
55
 
domain = 'se.recompile'
 
30
domain = 'se.bsnet.fukt'
56
31
server_interface = domain + '.Mandos'
57
32
client_interface = domain + '.Mandos.Client'
58
 
version = "1.6.0"
 
33
version = "1.0.15"
59
34
 
60
35
# Always run in monochrome mode
61
36
urwid.curses_display.curses.has_colors = lambda : False
69
44
    "Parse an ISO 8601 date string to a datetime.datetime()"
70
45
    if not iso:
71
46
        return None
72
 
    d, t = iso.split("T", 1)
73
 
    year, month, day = d.split("-", 2)
74
 
    hour, minute, second = t.split(":", 2)
 
47
    d, t = iso.split(u"T", 1)
 
48
    year, month, day = d.split(u"-", 2)
 
49
    hour, minute, second = t.split(u":", 2)
75
50
    second, fraction = divmod(float(second), 1)
76
51
    return datetime.datetime(int(year),
77
52
                             int(month),
86
61
    properties and calls a hook function when any of them are
87
62
    changed.
88
63
    """
89
 
    def __init__(self, proxy_object=None, properties=None, **kwargs):
 
64
    def __init__(self, proxy_object=None, *args, **kwargs):
90
65
        self.proxy = proxy_object # Mandos Client proxy object
91
 
        self.properties = dict() if properties is None else properties
92
 
        self.property_changed_match = (
93
 
            self.proxy.connect_to_signal("PropertyChanged",
94
 
                                         self._property_changed,
95
 
                                         client_interface,
96
 
                                         byte_arrays=True))
97
 
        
98
 
        if properties is None:
99
 
            self.properties.update(
100
 
                self.proxy.GetAll(client_interface,
101
 
                                  dbus_interface
102
 
                                  = dbus.PROPERTIES_IFACE))
103
 
        
104
 
        super(MandosClientPropertyCache, self).__init__(**kwargs)
105
 
    
106
 
    def _property_changed(self, property, value):
107
 
        """Helper which takes positional arguments"""
108
 
        return self.property_changed(property=property, value=value)
 
66
        
 
67
        self.properties = dict()
 
68
        self.proxy.connect_to_signal(u"PropertyChanged",
 
69
                                     self.property_changed,
 
70
                                     client_interface,
 
71
                                     byte_arrays=True)
 
72
        
 
73
        self.properties.update(
 
74
            self.proxy.GetAll(client_interface,
 
75
                              dbus_interface = dbus.PROPERTIES_IFACE))
 
76
 
 
77
        #XXX This break good super behaviour!
 
78
#        super(MandosClientPropertyCache, self).__init__(
 
79
#            *args, **kwargs)
109
80
    
110
81
    def property_changed(self, property=None, value=None):
111
82
        """This is called whenever we get a PropertyChanged signal
113
84
        """
114
85
        # Update properties dict with new value
115
86
        self.properties[property] = value
116
 
    
117
 
    def delete(self):
118
 
        self.property_changed_match.remove()
119
87
 
120
88
 
121
89
class MandosClientWidget(urwid.FlowWidget, MandosClientPropertyCache):
123
91
    """
124
92
    
125
93
    def __init__(self, server_proxy_object=None, update_hook=None,
126
 
                 delete_hook=None, logger=None, **kwargs):
 
94
                 delete_hook=None, logger=None, *args, **kwargs):
127
95
        # Called on update
128
96
        self.update_hook = update_hook
129
97
        # Called on delete
134
102
        self.logger = logger
135
103
        
136
104
        self._update_timer_callback_tag = None
 
105
        self.last_checker_failed = False
137
106
        
138
107
        # The widget shown normally
139
 
        self._text_widget = urwid.Text("")
 
108
        self._text_widget = urwid.Text(u"")
140
109
        # The widget shown when we have focus
141
 
        self._focus_text_widget = urwid.Text("")
142
 
        super(MandosClientWidget, self).__init__(**kwargs)
 
110
        self._focus_text_widget = urwid.Text(u"")
 
111
        super(MandosClientWidget, self).__init__(
 
112
            update_hook=update_hook, delete_hook=delete_hook,
 
113
            *args, **kwargs)
143
114
        self.update()
144
115
        self.opened = False
145
 
        
146
 
        self.match_objects = (
147
 
            self.proxy.connect_to_signal("CheckerCompleted",
148
 
                                         self.checker_completed,
149
 
                                         client_interface,
150
 
                                         byte_arrays=True),
151
 
            self.proxy.connect_to_signal("CheckerStarted",
152
 
                                         self.checker_started,
153
 
                                         client_interface,
154
 
                                         byte_arrays=True),
155
 
            self.proxy.connect_to_signal("GotSecret",
156
 
                                         self.got_secret,
157
 
                                         client_interface,
158
 
                                         byte_arrays=True),
159
 
            self.proxy.connect_to_signal("NeedApproval",
160
 
                                         self.need_approval,
161
 
                                         client_interface,
162
 
                                         byte_arrays=True),
163
 
            self.proxy.connect_to_signal("Rejected",
164
 
                                         self.rejected,
165
 
                                         client_interface,
166
 
                                         byte_arrays=True))
167
 
        #self.logger('Created client {0}'
168
 
        #            .format(self.properties["Name"]))
169
 
    
170
 
    def using_timer(self, flag):
171
 
        """Call this method with True or False when timer should be
172
 
        activated or deactivated.
173
 
        """
174
 
        if flag and self._update_timer_callback_tag is None:
175
 
            # Will update the shown timer value every second
 
116
        self.proxy.connect_to_signal(u"CheckerCompleted",
 
117
                                     self.checker_completed,
 
118
                                     client_interface,
 
119
                                     byte_arrays=True)
 
120
        self.proxy.connect_to_signal(u"CheckerStarted",
 
121
                                     self.checker_started,
 
122
                                     client_interface,
 
123
                                     byte_arrays=True)
 
124
        self.proxy.connect_to_signal(u"GotSecret",
 
125
                                     self.got_secret,
 
126
                                     client_interface,
 
127
                                     byte_arrays=True)
 
128
        self.proxy.connect_to_signal(u"NeedApproval",
 
129
                                     self.need_approval,
 
130
                                     client_interface,
 
131
                                     byte_arrays=True)
 
132
        self.proxy.connect_to_signal(u"Rejected",
 
133
                                     self.rejected,
 
134
                                     client_interface,
 
135
                                     byte_arrays=True)
 
136
        last_checked_ok = isoformat_to_datetime(self.properties
 
137
                                                ["last_checked_ok"])
 
138
        if last_checked_ok is None:
 
139
            self.last_checker_failed = True
 
140
        else:
 
141
            self.last_checker_failed = ((datetime.datetime.utcnow()
 
142
                                         - last_checked_ok)
 
143
                                        > datetime.timedelta
 
144
                                        (milliseconds=
 
145
                                         self.properties["interval"]))
 
146
        if self.last_checker_failed:
176
147
            self._update_timer_callback_tag = (gobject.timeout_add
177
148
                                               (1000,
178
149
                                                self.update_timer))
179
 
        elif not (flag or self._update_timer_callback_tag is None):
180
 
            gobject.source_remove(self._update_timer_callback_tag)
181
 
            self._update_timer_callback_tag = None
182
150
    
183
151
    def checker_completed(self, exitstatus, condition, command):
184
152
        if exitstatus == 0:
 
153
            if self.last_checker_failed:
 
154
                self.last_checker_failed = False
 
155
                gobject.source_remove(self._update_timer_callback_tag)
 
156
                self._update_timer_callback_tag = None
 
157
            self.logger(u'Checker for client %s (command "%s")'
 
158
                        u' was successful'
 
159
                        % (self.properties[u"name"], command))
185
160
            self.update()
186
161
            return
187
162
        # Checker failed
 
163
        if not self.last_checker_failed:
 
164
            self.last_checker_failed = True
 
165
            self._update_timer_callback_tag = (gobject.timeout_add
 
166
                                               (1000,
 
167
                                                self.update_timer))
188
168
        if os.WIFEXITED(condition):
189
 
            self.logger('Checker for client {0} (command "{1}")'
190
 
                        ' failed with exit code {2}'
191
 
                        .format(self.properties["Name"], command,
192
 
                                os.WEXITSTATUS(condition)))
 
169
            self.logger(u'Checker for client %s (command "%s")'
 
170
                        u' failed with exit code %s'
 
171
                        % (self.properties[u"name"], command,
 
172
                           os.WEXITSTATUS(condition)))
193
173
        elif os.WIFSIGNALED(condition):
194
 
            self.logger('Checker for client {0} (command "{1}") was'
195
 
                        ' killed by signal {2}'
196
 
                        .format(self.properties["Name"], command,
197
 
                                os.WTERMSIG(condition)))
 
174
            self.logger(u'Checker for client %s (command "%s")'
 
175
                        u' was killed by signal %s'
 
176
                        % (self.properties[u"name"], command,
 
177
                           os.WTERMSIG(condition)))
198
178
        elif os.WCOREDUMP(condition):
199
 
            self.logger('Checker for client {0} (command "{1}")'
200
 
                        ' dumped core'
201
 
                        .format(self.properties["Name"], command))
 
179
            self.logger(u'Checker for client %s (command "%s")'
 
180
                        u' dumped core'
 
181
                        % (self.properties[u"name"], command))
202
182
        else:
203
 
            self.logger('Checker for client {0} completed'
204
 
                        ' mysteriously'
205
 
                        .format(self.properties["Name"]))
 
183
            self.logger(u'Checker for client %s completed mysteriously')
206
184
        self.update()
207
185
    
208
186
    def checker_started(self, command):
209
 
        """Server signals that a checker started. This could be useful
210
 
           to log in the future. """
211
 
        #self.logger('Client {0} started checker "{1}"'
212
 
        #            .format(self.properties["Name"],
213
 
        #                    unicode(command)))
 
187
        #self.logger(u'Client %s started checker "%s"'
 
188
        #            % (self.properties[u"name"], unicode(command)))
214
189
        pass
215
190
    
216
191
    def got_secret(self):
217
 
        self.logger('Client {0} received its secret'
218
 
                    .format(self.properties["Name"]))
 
192
        self.last_checker_failed = False
 
193
        self.logger(u'Client %s received its secret'
 
194
                    % self.properties[u"name"])
219
195
    
220
196
    def need_approval(self, timeout, default):
221
197
        if not default:
222
 
            message = 'Client {0} needs approval within {1} seconds'
 
198
            message = u'Client %s needs approval within %s seconds'
223
199
        else:
224
 
            message = 'Client {0} will get its secret in {1} seconds'
225
 
        self.logger(message.format(self.properties["Name"],
226
 
                                   timeout/1000))
 
200
            message = u'Client %s will get its secret in %s seconds'
 
201
        self.logger(message
 
202
                    % (self.properties[u"name"], timeout/1000))
227
203
    
228
204
    def rejected(self, reason):
229
 
        self.logger('Client {0} was rejected; reason: {1}'
230
 
                    .format(self.properties["Name"], reason))
 
205
        self.logger(u'Client %s was rejected; reason: %s'
 
206
                    % (self.properties[u"name"], reason))
231
207
    
232
208
    def selectable(self):
233
209
        """Make this a "selectable" widget.
234
210
        This overrides the method from urwid.FlowWidget."""
235
211
        return True
236
212
    
237
 
    def rows(self, maxcolrow, focus=False):
 
213
    def rows(self, (maxcol,), focus=False):
238
214
        """How many rows this widget will occupy might depend on
239
215
        whether we have focus or not.
240
216
        This overrides the method from urwid.FlowWidget"""
241
 
        return self.current_widget(focus).rows(maxcolrow, focus=focus)
 
217
        return self.current_widget(focus).rows((maxcol,), focus=focus)
242
218
    
243
219
    def current_widget(self, focus=False):
244
220
        if focus or self.opened:
248
224
    def update(self):
249
225
        "Called when what is visible on the screen should be updated."
250
226
        # How to add standout mode to a style
251
 
        with_standout = { "normal": "standout",
252
 
                          "bold": "bold-standout",
253
 
                          "underline-blink":
254
 
                              "underline-blink-standout",
255
 
                          "bold-underline-blink":
256
 
                              "bold-underline-blink-standout",
 
227
        with_standout = { u"normal": u"standout",
 
228
                          u"bold": u"bold-standout",
 
229
                          u"underline-blink":
 
230
                              u"underline-blink-standout",
 
231
                          u"bold-underline-blink":
 
232
                              u"bold-underline-blink-standout",
257
233
                          }
258
 
        
 
234
 
259
235
        # Rebuild focus and non-focus widgets using current properties
260
 
        
 
236
 
261
237
        # Base part of a client. Name!
262
 
        base = '{name}: '.format(name=self.properties["Name"])
263
 
        if not self.properties["Enabled"]:
264
 
            message = "DISABLED"
265
 
            self.using_timer(False)
266
 
        elif self.properties["ApprovalPending"]:
 
238
        base = (u'%(name)s: '
 
239
                      % {u"name": self.properties[u"name"]})
 
240
        if not self.properties[u"enabled"]:
 
241
            message = u"DISABLED"
 
242
        elif self.properties[u"approved_pending"]:
 
243
            if self.properties[u"approved_by_default"]:
 
244
                message = u"Connection established to client. (d)eny?"
 
245
            else:
 
246
                message = u"Seeks approval to send secret. (a)pprove?"
 
247
        elif self.last_checker_failed:
267
248
            timeout = datetime.timedelta(milliseconds
268
 
                                         = self.properties
269
 
                                         ["ApprovalDelay"])
270
 
            last_approval_request = isoformat_to_datetime(
271
 
                self.properties["LastApprovalRequest"])
272
 
            if last_approval_request is not None:
273
 
                timer = max(timeout - (datetime.datetime.utcnow()
274
 
                                       - last_approval_request),
275
 
                            datetime.timedelta())
276
 
            else:
277
 
                timer = datetime.timedelta()
278
 
            if self.properties["ApprovedByDefault"]:
279
 
                message = "Approval in {0}. (d)eny?"
280
 
            else:
281
 
                message = "Denial in {0}. (a)pprove?"
282
 
            message = message.format(unicode(timer).rsplit(".", 1)[0])
283
 
            self.using_timer(True)
284
 
        elif self.properties["LastCheckerStatus"] != 0:
285
 
            # When checker has failed, show timer until client expires
286
 
            expires = self.properties["Expires"]
287
 
            if expires == "":
288
 
                timer = datetime.timedelta(0)
289
 
            else:
290
 
                expires = (datetime.datetime.strptime
291
 
                           (expires, '%Y-%m-%dT%H:%M:%S.%f'))
292
 
                timer = max(expires - datetime.datetime.utcnow(),
293
 
                            datetime.timedelta())
294
 
            message = ('A checker has failed! Time until client'
295
 
                       ' gets disabled: {0}'
296
 
                       .format(unicode(timer).rsplit(".", 1)[0]))
297
 
            self.using_timer(True)
 
249
                                         = self.properties[u"timeout"])
 
250
            last_ok = isoformat_to_datetime(
 
251
                max((self.properties["last_checked_ok"]
 
252
                     or self.properties["created"]),
 
253
                    self.properties[u"last_enabled"]))
 
254
            timer = timeout - (datetime.datetime.utcnow() - last_ok)
 
255
            message = (u'A checker has failed! Time until client gets diabled: %s'
 
256
                           % unicode(timer).rsplit(".", 1)[0])
298
257
        else:
299
 
            message = "enabled"
300
 
            self.using_timer(False)
301
 
        self._text = "{0}{1}".format(base, message)
302
 
        
 
258
            message = u"enabled"
 
259
        self._text = "%s%s" % (base, message)
 
260
            
303
261
        if not urwid.supports_unicode():
304
262
            self._text = self._text.encode("ascii", "replace")
305
 
        textlist = [("normal", self._text)]
 
263
        textlist = [(u"normal", self._text)]
306
264
        self._text_widget.set_text(textlist)
307
265
        self._focus_text_widget.set_text([(with_standout[text[0]],
308
266
                                           text[1])
317
275
            self.update_hook()
318
276
    
319
277
    def update_timer(self):
320
 
        """called by gobject. Will indefinitely loop until
321
 
        gobject.source_remove() on tag is called"""
 
278
        "called by gobject"
322
279
        self.update()
323
280
        return True             # Keep calling this
324
281
    
325
 
    def delete(self, **kwargs):
 
282
    def delete(self):
326
283
        if self._update_timer_callback_tag is not None:
327
284
            gobject.source_remove(self._update_timer_callback_tag)
328
285
            self._update_timer_callback_tag = None
329
 
        for match in self.match_objects:
330
 
            match.remove()
331
 
        self.match_objects = ()
332
286
        if self.delete_hook is not None:
333
287
            self.delete_hook(self)
334
 
        return super(MandosClientWidget, self).delete(**kwargs)
335
288
    
336
 
    def render(self, maxcolrow, focus=False):
 
289
    def render(self, (maxcol,), focus=False):
337
290
        """Render differently if we have focus.
338
291
        This overrides the method from urwid.FlowWidget"""
339
 
        return self.current_widget(focus).render(maxcolrow,
 
292
        return self.current_widget(focus).render((maxcol,),
340
293
                                                 focus=focus)
341
294
    
342
 
    def keypress(self, maxcolrow, key):
 
295
    def keypress(self, (maxcol,), key):
343
296
        """Handle keys.
344
297
        This overrides the method from urwid.FlowWidget"""
345
 
        if key == "+":
346
 
            self.proxy.Enable(dbus_interface = client_interface,
347
 
                              ignore_reply=True)
348
 
        elif key == "-":
349
 
            self.proxy.Disable(dbus_interface = client_interface,
350
 
                               ignore_reply=True)
351
 
        elif key == "a":
 
298
        if key == u"+":
 
299
            self.proxy.Enable(dbus_interface = client_interface)
 
300
        elif key == u"-":
 
301
            self.proxy.Disable(dbus_interface = client_interface)
 
302
        elif key == u"a":
352
303
            self.proxy.Approve(dbus.Boolean(True, variant_level=1),
353
 
                               dbus_interface = client_interface,
354
 
                               ignore_reply=True)
355
 
        elif key == "d":
 
304
                               dbus_interface = client_interface)
 
305
        elif key == u"d":
356
306
            self.proxy.Approve(dbus.Boolean(False, variant_level=1),
357
 
                                  dbus_interface = client_interface,
358
 
                               ignore_reply=True)
359
 
        elif key == "R" or key == "_" or key == "ctrl k":
 
307
                                  dbus_interface = client_interface)
 
308
        elif key == u"r" or key == u"_" or key == u"ctrl k":
360
309
            self.server_proxy_object.RemoveClient(self.proxy
361
 
                                                  .object_path,
362
 
                                                  ignore_reply=True)
363
 
        elif key == "s":
364
 
            self.proxy.StartChecker(dbus_interface = client_interface,
365
 
                                    ignore_reply=True)
366
 
        elif key == "S":
367
 
            self.proxy.StopChecker(dbus_interface = client_interface,
368
 
                                   ignore_reply=True)
369
 
        elif key == "C":
370
 
            self.proxy.CheckedOK(dbus_interface = client_interface,
371
 
                                 ignore_reply=True)
 
310
                                                  .object_path)
 
311
        elif key == u"s":
 
312
            self.proxy.StartChecker(dbus_interface = client_interface)
 
313
        elif key == u"S":
 
314
            self.proxy.StopChecker(dbus_interface = client_interface)
 
315
        elif key == u"C":
 
316
            self.proxy.CheckedOK(dbus_interface = client_interface)
372
317
        # xxx
373
 
#         elif key == "p" or key == "=":
 
318
#         elif key == u"p" or key == "=":
374
319
#             self.proxy.pause()
375
 
#         elif key == "u" or key == ":":
 
320
#         elif key == u"u" or key == ":":
376
321
#             self.proxy.unpause()
377
 
#         elif key == "RET":
 
322
#         elif key == u"RET":
378
323
#             self.open()
 
324
#        elif key == u"+":
 
325
#            self.proxy.Approve(True)
 
326
#        elif key == u"-":
 
327
#            self.proxy.Approve(False)
379
328
        else:
380
329
            return key
381
330
    
382
 
    def property_changed(self, property=None, **kwargs):
 
331
    def property_changed(self, property=None, value=None,
 
332
                         *args, **kwargs):
383
333
        """Call self.update() if old value is not new value.
384
334
        This overrides the method from MandosClientPropertyCache"""
385
335
        property_name = unicode(property)
386
336
        old_value = self.properties.get(property_name)
387
337
        super(MandosClientWidget, self).property_changed(
388
 
            property=property, **kwargs)
 
338
            property=property, value=value, *args, **kwargs)
389
339
        if self.properties.get(property_name) != old_value:
390
340
            self.update()
391
341
 
395
345
    "down" key presses, thus not allowing any containing widgets to
396
346
    use them as an excuse to shift focus away from this widget.
397
347
    """
398
 
    def keypress(self, *args, **kwargs):
399
 
        ret = super(ConstrainedListBox, self).keypress(*args, **kwargs)
400
 
        if ret in ("up", "down"):
 
348
    def keypress(self, (maxcol, maxrow), key):
 
349
        ret = super(ConstrainedListBox, self).keypress((maxcol, maxrow), key)
 
350
        if ret in (u"up", u"down"):
401
351
            return
402
352
        return ret
403
353
 
412
362
        self.screen = urwid.curses_display.Screen()
413
363
        
414
364
        self.screen.register_palette((
415
 
                ("normal",
416
 
                 "default", "default", None),
417
 
                ("bold",
418
 
                 "default", "default", "bold"),
419
 
                ("underline-blink",
420
 
                 "default", "default", "underline"),
421
 
                ("standout",
422
 
                 "default", "default", "standout"),
423
 
                ("bold-underline-blink",
424
 
                 "default", "default", ("bold", "underline")),
425
 
                ("bold-standout",
426
 
                 "default", "default", ("bold", "standout")),
427
 
                ("underline-blink-standout",
428
 
                 "default", "default", ("underline", "standout")),
429
 
                ("bold-underline-blink-standout",
430
 
                 "default", "default", ("bold", "underline",
431
 
                                          "standout")),
 
365
                (u"normal",
 
366
                 u"default", u"default", None),
 
367
                (u"bold",
 
368
                 u"default", u"default", u"bold"),
 
369
                (u"underline-blink",
 
370
                 u"default", u"default", u"underline"),
 
371
                (u"standout",
 
372
                 u"default", u"default", u"standout"),
 
373
                (u"bold-underline-blink",
 
374
                 u"default", u"default", (u"bold", u"underline")),
 
375
                (u"bold-standout",
 
376
                 u"default", u"default", (u"bold", u"standout")),
 
377
                (u"underline-blink-standout",
 
378
                 u"default", u"default", (u"underline", u"standout")),
 
379
                (u"bold-underline-blink-standout",
 
380
                 u"default", u"default", (u"bold", u"underline",
 
381
                                          u"standout")),
432
382
                ))
433
383
        
434
384
        if urwid.supports_unicode():
435
 
            self.divider = "─" # \u2500
436
 
            #self.divider = "━" # \u2501
 
385
            self.divider = u"─" # \u2500
 
386
            #self.divider = u"━" # \u2501
437
387
        else:
438
 
            #self.divider = "-" # \u002d
439
 
            self.divider = "_" # \u005f
 
388
            #self.divider = u"-" # \u002d
 
389
            self.divider = u"_" # \u005f
440
390
        
441
391
        self.screen.start()
442
392
        
456
406
        # This keeps track of whether self.uilist currently has
457
407
        # self.logbox in it or not
458
408
        self.log_visible = True
459
 
        self.log_wrap = "any"
 
409
        self.log_wrap = u"any"
460
410
        
461
411
        self.rebuild()
462
 
        self.log_message_raw(("bold",
463
 
                              "Mandos Monitor version " + version))
464
 
        self.log_message_raw(("bold",
465
 
                              "q: Quit  ?: Help"))
 
412
        self.log_message_raw((u"bold",
 
413
                              u"Mandos Monitor version " + version))
 
414
        self.log_message_raw((u"bold",
 
415
                              u"q: Quit  ?: Help"))
466
416
        
467
417
        self.busname = domain + '.Mandos'
468
418
        self.main_loop = gobject.MainLoop()
 
419
        self.bus = dbus.SystemBus()
 
420
        mandos_dbus_objc = self.bus.get_object(
 
421
            self.busname, u"/", follow_name_owner_changes=True)
 
422
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
 
423
                                          dbus_interface
 
424
                                          = server_interface)
 
425
        try:
 
426
            mandos_clients = (self.mandos_serv
 
427
                              .GetAllClientsWithProperties())
 
428
        except dbus.exceptions.DBusException:
 
429
            mandos_clients = dbus.Dictionary()
 
430
        
 
431
        (self.mandos_serv
 
432
         .connect_to_signal(u"ClientRemoved",
 
433
                            self.find_and_remove_client,
 
434
                            dbus_interface=server_interface,
 
435
                            byte_arrays=True))
 
436
        (self.mandos_serv
 
437
         .connect_to_signal(u"ClientAdded",
 
438
                            self.add_new_client,
 
439
                            dbus_interface=server_interface,
 
440
                            byte_arrays=True))
 
441
        (self.mandos_serv
 
442
         .connect_to_signal(u"ClientNotFound",
 
443
                            self.client_not_found,
 
444
                            dbus_interface=server_interface,
 
445
                            byte_arrays=True))
 
446
        for path, client in mandos_clients.iteritems():
 
447
            client_proxy_object = self.bus.get_object(self.busname,
 
448
                                                      path)
 
449
            self.add_client(MandosClientWidget(server_proxy_object
 
450
                                               =self.mandos_serv,
 
451
                                               proxy_object
 
452
                                               =client_proxy_object,
 
453
                                               properties=client,
 
454
                                               update_hook
 
455
                                               =self.refresh,
 
456
                                               delete_hook
 
457
                                               =self.remove_client,
 
458
                                               logger
 
459
                                               =self.log_message),
 
460
                            path=path)
469
461
    
470
462
    def client_not_found(self, fingerprint, address):
471
 
        self.log_message("Client with address {0} and fingerprint"
472
 
                         " {1} could not be found"
473
 
                         .format(address, fingerprint))
 
463
        self.log_message((u"Client with address %s and fingerprint %s"
 
464
                          u" could not be found" % (address,
 
465
                                                    fingerprint)))
474
466
    
475
467
    def rebuild(self):
476
468
        """This rebuilds the User Interface.
477
469
        Call this when the widget layout needs to change"""
478
470
        self.uilist = []
479
471
        #self.uilist.append(urwid.ListBox(self.clients))
480
 
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.
481
 
                                                          clients),
 
472
        self.uilist.append(urwid.Frame(ConstrainedListBox(self.clients),
482
473
                                       #header=urwid.Divider(),
483
474
                                       header=None,
484
 
                                       footer=
485
 
                                       urwid.Divider(div_char=
486
 
                                                     self.divider)))
 
475
                                       footer=urwid.Divider(div_char=self.divider)))
487
476
        if self.log_visible:
488
477
            self.uilist.append(self.logbox)
 
478
            pass
489
479
        self.topwidget = urwid.Pile(self.uilist)
490
480
    
491
481
    def log_message(self, message):
492
 
        """Log message formatted with timestamp"""
493
482
        timestamp = datetime.datetime.now().isoformat()
494
 
        self.log_message_raw(timestamp + ": " + message)
 
483
        self.log_message_raw(timestamp + u": " + message)
495
484
    
496
485
    def log_message_raw(self, markup):
497
486
        """Add a log message to the log buffer."""
500
489
            and len(self.log) > self.max_log_length):
501
490
            del self.log[0:len(self.log)-self.max_log_length-1]
502
491
        self.logbox.set_focus(len(self.logbox.body.contents),
503
 
                              coming_from="above")
 
492
                              coming_from=u"above")
504
493
        self.refresh()
505
494
    
506
495
    def toggle_log_display(self):
507
496
        """Toggle visibility of the log buffer."""
508
497
        self.log_visible = not self.log_visible
509
498
        self.rebuild()
510
 
        #self.log_message("Log visibility changed to: "
511
 
        #                 + unicode(self.log_visible))
 
499
        self.log_message(u"Log visibility changed to: "
 
500
                         + unicode(self.log_visible))
512
501
    
513
502
    def change_log_display(self):
514
503
        """Change type of log display.
515
504
        Currently, this toggles wrapping of text lines."""
516
 
        if self.log_wrap == "clip":
517
 
            self.log_wrap = "any"
 
505
        if self.log_wrap == u"clip":
 
506
            self.log_wrap = u"any"
518
507
        else:
519
 
            self.log_wrap = "clip"
 
508
            self.log_wrap = u"clip"
520
509
        for textwidget in self.log:
521
510
            textwidget.set_wrap_mode(self.log_wrap)
522
 
        #self.log_message("Wrap mode: " + self.log_wrap)
 
511
        self.log_message(u"Wrap mode: " + self.log_wrap)
523
512
    
524
513
    def find_and_remove_client(self, path, name):
525
 
        """Find a client by its object path and remove it.
 
514
        """Find an client from its object path and remove it.
526
515
        
527
516
        This is connected to the ClientRemoved signal from the
528
517
        Mandos server object."""
530
519
            client = self.clients_dict[path]
531
520
        except KeyError:
532
521
            # not found?
533
 
            self.log_message("Unknown client {0!r} ({1!r}) removed"
534
 
                             .format(name, path))
535
522
            return
536
 
        client.delete()
 
523
        self.remove_client(client, path)
537
524
    
538
525
    def add_new_client(self, path):
539
526
        client_proxy_object = self.bus.get_object(self.busname, path)
554
541
        if path is None:
555
542
            path = client.proxy.object_path
556
543
        self.clients_dict[path] = client
557
 
        self.clients.sort(None, lambda c: c.properties["Name"])
 
544
        self.clients.sort(None, lambda c: c.properties[u"name"])
558
545
        self.refresh()
559
546
    
560
547
    def remove_client(self, client, path=None):
576
563
    
577
564
    def run(self):
578
565
        """Start the main loop and exit when it's done."""
579
 
        self.bus = dbus.SystemBus()
580
 
        mandos_dbus_objc = self.bus.get_object(
581
 
            self.busname, "/", follow_name_owner_changes=True)
582
 
        self.mandos_serv = dbus.Interface(mandos_dbus_objc,
583
 
                                          dbus_interface
584
 
                                          = server_interface)
585
 
        try:
586
 
            mandos_clients = (self.mandos_serv
587
 
                              .GetAllClientsWithProperties())
588
 
            if not mandos_clients:
589
 
                self.log_message_raw(("bold", "Note: Server has no clients."))
590
 
        except dbus.exceptions.DBusException:
591
 
            self.log_message_raw(("bold", "Note: No Mandos servers running."))
592
 
            mandos_clients = dbus.Dictionary()
593
 
        
594
 
        (self.mandos_serv
595
 
         .connect_to_signal("ClientRemoved",
596
 
                            self.find_and_remove_client,
597
 
                            dbus_interface=server_interface,
598
 
                            byte_arrays=True))
599
 
        (self.mandos_serv
600
 
         .connect_to_signal("ClientAdded",
601
 
                            self.add_new_client,
602
 
                            dbus_interface=server_interface,
603
 
                            byte_arrays=True))
604
 
        (self.mandos_serv
605
 
         .connect_to_signal("ClientNotFound",
606
 
                            self.client_not_found,
607
 
                            dbus_interface=server_interface,
608
 
                            byte_arrays=True))
609
 
        for path, client in mandos_clients.iteritems():
610
 
            client_proxy_object = self.bus.get_object(self.busname,
611
 
                                                      path)
612
 
            self.add_client(MandosClientWidget(server_proxy_object
613
 
                                               =self.mandos_serv,
614
 
                                               proxy_object
615
 
                                               =client_proxy_object,
616
 
                                               properties=client,
617
 
                                               update_hook
618
 
                                               =self.refresh,
619
 
                                               delete_hook
620
 
                                               =self.remove_client,
621
 
                                               logger
622
 
                                               =self.log_message),
623
 
                            path=path)
624
 
        
625
566
        self.refresh()
626
567
        self._input_callback_tag = (gobject.io_add_watch
627
568
                                    (sys.stdin.fileno(),
637
578
    
638
579
    def process_input(self, source, condition):
639
580
        keys = self.screen.get_input()
640
 
        translations = { "ctrl n": "down",      # Emacs
641
 
                         "ctrl p": "up",        # Emacs
642
 
                         "ctrl v": "page down", # Emacs
643
 
                         "meta v": "page up",   # Emacs
644
 
                         " ": "page down",      # less
645
 
                         "f": "page down",      # less
646
 
                         "b": "page up",        # less
647
 
                         "j": "down",           # vi
648
 
                         "k": "up",             # vi
 
581
        translations = { u"ctrl n": u"down",      # Emacs
 
582
                         u"ctrl p": u"up",        # Emacs
 
583
                         u"ctrl v": u"page down", # Emacs
 
584
                         u"meta v": u"page up",   # Emacs
 
585
                         u" ": u"page down",      # less
 
586
                         u"f": u"page down",      # less
 
587
                         u"b": u"page up",        # less
 
588
                         u"j": u"down",           # vi
 
589
                         u"k": u"up",             # vi
649
590
                         }
650
591
        for key in keys:
651
592
            try:
653
594
            except KeyError:    # :-)
654
595
                pass
655
596
            
656
 
            if key == "q" or key == "Q":
 
597
            if key == u"q" or key == u"Q":
657
598
                self.stop()
658
599
                break
659
 
            elif key == "window resize":
 
600
            elif key == u"window resize":
660
601
                self.size = self.screen.get_cols_rows()
661
602
                self.refresh()
662
 
            elif key == "\f":  # Ctrl-L
 
603
            elif key == u"\f":  # Ctrl-L
663
604
                self.refresh()
664
 
            elif key == "l" or key == "D":
 
605
            elif key == u"l" or key == u"D":
665
606
                self.toggle_log_display()
666
607
                self.refresh()
667
 
            elif key == "w" or key == "i":
 
608
            elif key == u"w" or key == u"i":
668
609
                self.change_log_display()
669
610
                self.refresh()
670
 
            elif key == "?" or key == "f1" or key == "esc":
 
611
            elif key == u"?" or key == u"f1" or key == u"esc":
671
612
                if not self.log_visible:
672
613
                    self.log_visible = True
673
614
                    self.rebuild()
674
 
                self.log_message_raw(("bold",
675
 
                                      "  ".
676
 
                                      join(("q: Quit",
677
 
                                            "?: Help",
678
 
                                            "l: Log window toggle",
679
 
                                            "TAB: Switch window",
680
 
                                            "w: Wrap (log)"))))
681
 
                self.log_message_raw(("bold",
682
 
                                      "  "
683
 
                                      .join(("Clients:",
684
 
                                             "+: Enable",
685
 
                                             "-: Disable",
686
 
                                             "R: Remove",
687
 
                                             "s: Start new checker",
688
 
                                             "S: Stop checker",
689
 
                                             "C: Checker OK",
690
 
                                             "a: Approve",
691
 
                                             "d: Deny"))))
 
615
                self.log_message_raw((u"bold",
 
616
                                      u"  ".
 
617
                                      join((u"q: Quit",
 
618
                                            u"?: Help",
 
619
                                            u"l: Log window toggle",
 
620
                                            u"TAB: Switch window",
 
621
                                            u"w: Wrap (log)"))))
 
622
                self.log_message_raw((u"bold",
 
623
                                      u"  "
 
624
                                      .join((u"Clients:",
 
625
                                             u"+: Enable",
 
626
                                             u"-: Disable",
 
627
                                             u"r: Remove",
 
628
                                             u"s: Start new checker",
 
629
                                             u"S: Stop checker",
 
630
                                             u"C: Checker OK",
 
631
                                             u"a: Approve",
 
632
                                             u"d: Deny"))))
692
633
                self.refresh()
693
 
            elif key == "tab":
 
634
            elif key == u"tab":
694
635
                if self.topwidget.get_focus() is self.logbox:
695
636
                    self.topwidget.set_focus(0)
696
637
                else:
697
638
                    self.topwidget.set_focus(self.logbox)
698
639
                self.refresh()
699
 
            #elif (key == "end" or key == "meta >" or key == "G"
700
 
            #      or key == ">"):
 
640
            #elif (key == u"end" or key == u"meta >" or key == u"G"
 
641
            #      or key == u">"):
701
642
            #    pass            # xxx end-of-buffer
702
 
            #elif (key == "home" or key == "meta <" or key == "g"
703
 
            #      or key == "<"):
 
643
            #elif (key == u"home" or key == u"meta <" or key == u"g"
 
644
            #      or key == u"<"):
704
645
            #    pass            # xxx beginning-of-buffer
705
 
            #elif key == "ctrl e" or key == "$":
 
646
            #elif key == u"ctrl e" or key == u"$":
706
647
            #    pass            # xxx move-end-of-line
707
 
            #elif key == "ctrl a" or key == "^":
 
648
            #elif key == u"ctrl a" or key == u"^":
708
649
            #    pass            # xxx move-beginning-of-line
709
 
            #elif key == "ctrl b" or key == "meta (" or key == "h":
 
650
            #elif key == u"ctrl b" or key == u"meta (" or key == u"h":
710
651
            #    pass            # xxx left
711
 
            #elif key == "ctrl f" or key == "meta )" or key == "l":
 
652
            #elif key == u"ctrl f" or key == u"meta )" or key == u"l":
712
653
            #    pass            # xxx right
713
 
            #elif key == "a":
 
654
            #elif key == u"a":
714
655
            #    pass            # scroll up log
715
 
            #elif key == "z":
 
656
            #elif key == u"z":
716
657
            #    pass            # scroll down log
717
658
            elif self.topwidget.selectable():
718
659
                self.topwidget.keypress(self.size, key)